<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
    <body>

    <h1>欢迎登录</h1>

    <form action="test" method="post">

        用户名:<input type="text" name="userName"><br>
        密码:<input type="password" name="userPassword"><br>
        <input type="submit" value="提交">
    </form>
    </body>
</html>